Pass revenues in stats response

[MAILPOET-3069]

lib/Subscribers/Statistics/SubscriberStatisticsRepository.php

@@ -6,12 +6,25 @@ use MailPoet\Doctrine\Repository;
 use MailPoet\Entities\StatisticsClickEntity;
 use MailPoet\Entities\StatisticsNewsletterEntity;
 use MailPoet\Entities\StatisticsOpenEntity;
+use MailPoet\Entities\StatisticsWooCommercePurchaseEntity;
 use MailPoet\Entities\SubscriberEntity;
+use MailPoet\Newsletter\Statistics\WooCommerceRevenue;
+use MailPoet\WooCommerce\Helper as WCHelper;
+use MailPoetVendor\Doctrine\ORM\EntityManager;
 
 /**
  * @extends Repository<SubscriberEntity>
  */
 class SubscriberStatisticsRepository extends Repository {
+
+  /** @var WCHelper */
+  private $wcHelper;
+
+  public function __construct(EntityManager $entityManager, WCHelper $wcHelper) {
+    parent::__construct($entityManager);
+    $this->wcHelper = $wcHelper;
+  }
+
   protected function getEntityClassName() {
     return SubscriberEntity::class;
   }
@@ -20,7 +33,8 @@ class SubscriberStatisticsRepository extends Repository {
     return new SubscriberStatistics(
       $this->getStatisticsClickCount($subscriber),
       $this->getStatisticsOpenCount($subscriber),
-      $this->getTotalSentCount($subscriber)
+      $this->getTotalSentCount($subscriber),
+      $this->getWooCommerceRevenue($subscriber)
     );
   }
 
@@ -45,4 +59,29 @@ class SubscriberStatisticsRepository extends Repository {
       ->getQuery()
       ->getSingleScalarResult();
   }
+
+  private function getWooCommerceRevenue(SubscriberEntity $subscriber) {
+    if (!$this->wcHelper->isWooCommerceActive()) {
+      return null;
+    }
+
+    $currency = $this->wcHelper->getWoocommerceCurrency();
+    $result = $this->entityManager
+      ->createQueryBuilder()
+      ->select('SUM(stats.orderPriceTotal) AS total, COUNT(stats.id) AS cnt')
+      ->from(StatisticsWooCommercePurchaseEntity::class, 'stats')
+      ->where('stats.subscriber = :subscriber')
+      ->andWhere('stats.orderCurrency = :currency')
+      ->setParameter('subscriber', $subscriber)
+      ->setParameter('currency', $currency)
+      ->getQuery()
+      ->getSingleResult();
+
+    return new WooCommerceRevenue(
+      $currency,
+      (float)$result['total'],
+      (int)$result['cnt'],
+      $this->wcHelper
+    );
+  }
 }